I am developing a social application using ASP.net and C# under .Net Framework 4.0.
I need to provide a facility to import/export contacts from the following:
Until now, I only find the way for importing/exporting contacts at gmail using Google Contact Data API. Does anyone know how to deal with rest of those?
Here open source library to import contact from the gmail,yao and etc..
http://sourceforge.net/projects/opencontactsnet/
thank you